The financing balance of the two cities decreased by 741 million yuan.

[financing balance of the two cities reduced by 741 million yuan] as of June 15, the financing balance of the Shanghai Stock Exchange was 790.328 billion yuan, 349 million yuan less than the previous trading day; the financing balance of the Shenzhen Stock Exchange was 719.49 billion yuan, 392 million yuan less than the previous trading day; the two cities totaled 159.818 billion yuan, 741 million yuan less than the previous trading day.